這是 FIR 指令的說明 *hk8[
s`Y8 &e.Yr
At any conjugate, finite or infinite: -$ x5[ 6bN
EFL – Effective focal length ".Z1CBM(
BFL – Back focal length bh[`uRC}
FFL – Front focal length F*0rpQ,*
FNO – f/number {mkD{2)KQ
IMG DIS– Actual image distance (SI-1 to SI) #835 $vOe
OAL – Overall length (S1 to SI-1) w;p: 4`
ANG – Object space last field angle (in degrees) ib-)T7V`
Y]9 AC
PARAXIAL IMAGE cLZaQsS%
HT – Height on image surface e[>c>F^
GY%2EM(
ENTRANCE PUPIL wa)E.(x
DIA – Diameter y3,'1^lA
THI – Distance from S1 to pupil MnQ4,+ji-
wT taj08D
EXIT PUPIL 0sQt+_Dl%L
DIA – Diameter LdPA`oI3j
THI – Distance from SI-1 to pupil 1 m>x5Dbk!
;b -d2R
Add at finite conjugates (if applicable): 0+iaO"%
RED – Reduction ratio 1 luRTI8^
FNO – f/number at actual conjugate y|+n77[Gv
OBJ DIS – Object distance (SO) .?Pghqq.
TT – Total track distance (SO to SI) % VSjMZ
~ +HZQv3Y
PARAXIAL IMAGE ) ]y^RrD
THI – Paraxial image distance (from SI-1) _wY <8 F*
